Dental showdown: which technique saves gums best?
NCT ID NCT07380126
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study compares two dental procedures—functional crown lengthening and deep margin elevation—for treating deep cavities on back teeth. Twenty adults aged 20-50 with healthy gums will be randomly assigned to one procedure. Researchers will measure gum pocket depth, bleeding, and a marker of inflammation (TNF-alpha) to see which technique better protects gum tissue.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- What this could lead to
- If one procedure proves better, it could guide dentists in choosing the best technique to preserve gum health around deep fillings.
- What could go wrong
- This is a very small early study with only 20 participants, so results may not apply to everyone. The procedures involve surgery and carry risks like infection or gum recession.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Study facts
What this study's own registry entry says, in plain language.
- Phase
-
Not a phased trial
Phase numbers describe drug development. The registry uses this when they do not apply, as it does for trials of devices, procedures or behaviour changes, and for observational studies.
- Participants
-
About 20 people
The number the study aims to enrol. It can still change while the study runs.
- Expected to start
-
Feb 2026
An estimate. Start dates often move.
- Expected to finish
-
Oct 2026
An estimate. End dates often move.
- Lead sponsor
-
Other sponsor
The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
- Ages
-
20 to 50 years
- Sex
-
Anyone
- Healthy volunteers
-
Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria : 1. Patients aged 20-50 years 2. Both genders 3. Patients free from any systemic disease that may affect the treatment (Greenberg \& Glick, 2012) 4. Patients with intact periodontium 5. Patients are ready to comply with oral hygiene measures. 6. Patients having Posterior teeth with carious cavities and/ or restorations in need of replacement on proximal surfaces, where the cervical margin of the cavity is at a distance less than 3 mm to the bone crest (Cyana et al.,2013). 7. Patients with thick phenotype having gingival thickness \> 1mm (Aimetti et al,2008). 8. Patients with keratinized tissue width ≥ 2mm Exclusion criteria: 1. Pregnant and lactating females 2. Smokers 3. Drug abusers. 4. Patients with persistent poor oral hygiene 5. Patients with proximal margins beyond the bone level 6. Patients with developmental dental anomalies 7. Patients undergoing or will start orthodontic treatment
Get updates
Get notified about this study
Sign up to get updates when this study changes or when new studies for TNF alpha are added.
Genom att skicka in godkänner du våra Användarvillkor
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
How to take part
Only the study team decides who joins. These are the ways to reach them.
-
The official record
ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.
-
A doctor treating you
A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.
More trials for these conditions
Other studies related to the condition(s) this trial covers.